<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div id="a" style="opacity: 0.5;width: 320px;background: aquamarine; margin: 0 auto;">
   {{  field  }}
<table>
    <form action="" method="post">
        <tr>
            <td><input type="text" name="tower_name" placeholder="请输入楼号..."></td>
        </tr>
        <tr>
            <td><input type="text" name="floor_num" placeholder="请输入层数..."></td>
        </tr>
        <tr>
            <td><input type="text" name="room_num" placeholder="请输入房屋号..."></td>
        </tr>
        <tr>
            <td><input type="text" name='verify_pswd' placeholder="请输入权限密码..."></td>
        </tr>
        <tr>
            <td>
                <input type="submit" value="查询">
            </td>
        </tr>
    </form>
</table>
</div>
</body>
</html>